SbLineProjector.h

#ifndef COIN_SBLINEPROJECTOR_H
#define COIN_SBLINEPROJECTOR_H

/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
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 * this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
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\**************************************************************************/

#include <Inventor/projectors/SbProjector.h>

#include <Inventor/SbVec3f.h>
#include <Inventor/SbLine.h>

class COIN_DLL_API SbLineProjector : public SbProjector {
  typedef SbProjector inherited;

public:
  SbLineProjector(void);
  virtual SbProjector * copy(void) const;

  virtual SbVec3f project(const SbVec2f & point);
  virtual SbBool tryProject(const SbVec2f & point, const float epsilon, SbVec3f & result);

  void setLine(const SbLine & line);
  const SbLine & getLine(void) const;
  virtual SbVec3f getVector(const SbVec2f & viewpos1,
                            const SbVec2f & viewpos2);
  virtual SbVec3f getVector(const SbVec2f & viewpos);
  void setStartPosition(const SbVec2f & viewpos);
  void setStartPosition(const SbVec3f & point);

protected:
  SbLine line;
  SbVec3f lastPoint;
};

#endif // !COIN_SBLINEPROJECTOR_H